Determine the amount of heat required to change the 25.0 g ice at-15.0ºC to steam at the 100ºC. (Some constants for H2O: Heat of fusion = 333 J/g; Heat of vaporization = 2260 J/g; where the specific heats: Ice = 2.1 J/g•K, Water = 4.2 J/g•K,Steam 2.0 J/ g•K)